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16-11-2016
Biology

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please help with the ones in ice blue!!!!! thank you! please take a look! i really need help!

please help with the ones in ice blue thank you please take a look i really need help class=

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16-11-2016

I know number 4 is calcium, because limestone is calcium carbonate, or CaCO3

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Аноним Аноним

16-11-2016

All right. Number 4 is D) Limestone. Number 6 is D) Shale. And number 7 is C) C. Hope this helps.

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